Contact Us

We’d like to hear from you and would be happy to answer your questions. Here are some general numbers you can use:

General Inquiries: 925-432-5000

To find out the status of any emergency on-site: 925-432-5000, Choose Option 1

For Wetlands tours (non-school related): 925-432-5211

To reach an employee: 925-432-5000 (and type in his/her last name)

For the Scales Desk: 925-432-5450

For Shipping & Receiving: 925-432-5134

For HR-related questions: 925-432-5000 (Choose Option 5)

To verify employment: 1-800-800-4857 (company code = 7450)

To learn about job openings: